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Finding the Fourth Proportional to 167,327.76, 250,938.42 and 54,982.11

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Solution

The fourth proportional to 167,327.76, 250,938.42 and 54,982.11 is: 82,455.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,327.76 : 250,938.42 = 54,982.11 : x
  2. Step 2: Convert to fraction form
    167,327.76/250,938.42 = 54,982.11/x
  3. Step 3: Cross multiply
    167,327.76x = 250,938.42 × 54,982.11
  4. Step 4: Simplify right side
    167,327.76x = 13,797,123,811.67
  5. Step 5: Solve for x
    x = 13,797,123,811.67/167,327.76
  6. Step 6: Final answer
    x = 82,455.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.